package queue;


import java.util.ArrayDeque;
import java.util.Deque;
import java.util.LinkedList;

//                                 双端队列
public class Test2 {
    public static void main(String[] args) {
        //创建双端队列
        //Deque<Integer> deque = new ArrayDeque<>();
        Deque<Integer> deque = new LinkedList<>();
    }
}
